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Siemens
Room temperature controller
CE1N3023en
Building Technologies
2017-11-14
Technical data
Operating voltage
AC 230 V +10/-15 %
Frequency
50/60 Hz
Power consumption
max. 6 VA
No internal fuse
External preliminary protection with max. C 10 A circuit breaker in the supply line re-
quired under all circumstances
Control outputs Q1, Q2, Q3
Rating
AC 230 V
max. 600 VA
Control output Y11, Y21 (N.O. contacts)
Rating
AC 230 V
max. 300 VA
Signal input B1 for return air sensor
QAH11.1, Safety class II
NTC resistor 3kΩ at 25°C
Status input D1 and GND
Contact
sensing
Insulation against mains
SELV DC 6-15 V / 3-6 mA
4 kV
Perm. cable length with copper cable 1.5 mm
2
for connection to terminals B1, B2 and D1
80 m
Setpoint setting range
8...30 °C
Max. control deviation at 25 °C
max.
°
0.7 K
Switching differential in heating mode SDH
(selectable)
1 K or 4 K
Switching differential in cooling mode SDC
(selectable)
0.5 K or 2 K
Dead zone in normal operation
2 K or 5 K
Setpoint «Energy saving mode », heating
16 °C
Setpoint « Energy saving mode », cooling
28 °C
Setpoint «Standby
»
8 °C
Operation
Climatic conditions
Temperature
Humidity
to IEC 60721-3-3
class 3K5
0...+50 °C
<95 % r.h.
Transport
Climatic conditions
Temperature
Humidity
Mechanical conditions
to IEC 60721-3-2
class 2K3
,
25...+70 °C
<95 % r.h.
class 2M2
Storage
Climatic conditions
Temperature
Humidity
to IEC 60721-3-1
class 1K3
,
25...+70 °C
<95 % r.h.
EU Conformity (CE)
CE1T3020xx
*)
RCM Conformity
CE1T3020en_C1
*)
Safety class
II to EN 60 730-1
Pollution class
normal
Degree of protection of housing
IP30 to EN 60 529
The product environmental declaration CE1E3020
*)
contains data on envi-
ronmentally compatible product design and assessments (RoHS compli-
ance, materials composition, packaging, environmental benefit, disposal).
*) The documents can be downloaded from
http://siemens.com/bt/download
Power supply
Operational data
Environmental
conditions
Norms and standards
Environmental
compatibility
